Inflatable bathtub



FIG. 1 is a perspective view from the top, one side and one end of aninflatable bathtub showing our new design;

FIG. 2 is a elevational view of the side shown in FIG. 1;

FIG. 3 is an elevational view of the side opposite that shown in FIG. 2;

FIG. 4 is an elevational view of the end shown in FIG. 1;

FIG. 5 is an elevational view of the end opposite that shown in FIG. 4;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The ornamental design for an inflatable bathtub, as shown and described.